Rock Hill is a city located in St. Louis County, Missouri. Rock Hill has a 2026 population of 4,634. Rock Hill is currently declining at a rate of -0.37% annually and its population has decreased by -2.2% since the most recent census, which recorded a population of 4,738 in 2020.
The median household income in Rock Hill is $95,372 with a poverty rate of 5.2%. The median age in Rock Hill is 37.5 years: 37.4 years for males, and 37.6 years for females. For every 100 females there are 95.4 males.
Data after 2023 is projected based on recent change
Overall: 37.5 years
Female: 37.6 years
Male: 37.4 years
There are 3,913 adults, (873 of whom are seniors) in Rock Hill.
Female: 2,402 (51.2%)
Male: 2,291 (48.8%)
The racial composition of Rock Hill includes 70.81% White, 22.03% Black or African American, and smaller percentages for Asian, other race, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 3,323 | 70.81% |
| Black or African American | 1,034 | 22.03% |
| Two or more races | 197 | 4.2% |
| Asian | 81 | 1.73% |
| Other race | 51 | 1.09% |
| Native Hawaiian or Pacific Islander | 7 | 0.15% |
Rock Hill 's average per capita income is $63,586. Household income levels show a median of $95,372. The poverty rate stands at 5.2%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $149,444 | - |
| Families | $114,110 | $132,289 |
| Households | $95,372 | $113,024 |
| Non Families | $55,250 | $84,376 |
Average Income
Median Household Income
Poverty Rate